From 5de0b4d0cd153c471640b13aae6ae6d18d0a4603 Mon Sep 17 00:00:00 2001 From: Theodore Ts'o Date: Fri, 1 May 2015 16:56:45 -0400 Subject: ext4 crypto: simplify and speed up filename encryption Avoid using SHA-1 when calculating the user-visible filename when the encryption key is available, and avoid decrypting lots of filenames when searching for a directory entry in a directory block. Change-Id: If4655f144784978ba0305b597bfa1c8d7bb69e63 Signed-off-by: Theodore Ts'o --- fs/ext4/symlink.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'fs/ext4/symlink.c') diff --git a/fs/ext4/symlink.c b/fs/ext4/symlink.c index 136ca0e911fd..ce2ed286ba08 100644 --- a/fs/ext4/symlink.c +++ b/fs/ext4/symlink.c @@ -74,7 +74,7 @@ static void *ext4_follow_link(struct dentry *dentry, struct nameidata *nd) goto errout; } pstr.name = paddr; - res = _ext4_fname_disk_to_usr(ctx, &cstr, &pstr); + res = _ext4_fname_disk_to_usr(ctx, NULL, &cstr, &pstr); if (res < 0) goto errout; /* Null-terminate the name */ -- cgit v1.2.3